Akkodis AWS Developer Interview Questions and Answers

Q1. How pagination work in jpa
Ans. 
Pagination in JPA allows for retrieving a subset of results from a query by specifying a limit and offset.
• Use the setFirstResult() method to specify the starting index of the results to retrieve

• Use the setMaxResults() method to specify the maximum number of results to retrieve

• Combine setFirstResult() and setMaxResults() to implement pagination in JPA queries
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Q2. How to create restful api
Ans. 
To create a RESTful API, define endpoints, use HTTP methods, handle requests and responses, and follow REST principles.
• Define endpoints for different resources (e.g. /users, /products)

• Use HTTP methods like GET, POST, PUT, DELETE for CRUD operations

• Handle requests and responses in JSON format

• Follow REST principles like statelessness, uniform interface, and client-server architecture
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Basic aptitude asked for all company

One question to find substring of string which has double chars

Q1. Basic oops and sql
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Q2. Write pandas for dataframe
Ans. 
Pandas is a Python library used for data manipulation and analysis, including creating and working with dataframes.
• Import the pandas library: import pandas as pd

• Create a dataframe: df = pd.DataFrame(data)

• Accessing data in a dataframe: df['column_name']

• Filtering data in a dataframe: df[df['column_name'] > value]

• Adding a new column: df['new_column'] = values
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Q1. Give angle betweeen hour hand and min hand art 12:20
Ans. 
The angle between the hour hand and minute hand at 12:20 is 10 degrees.
• Calculate the angle made by the hour hand from 12 o'clock position: (20/60)*30 = 10 degrees

• Calculate the angle made by the minute hand from 12 o'clock position: (20/60)*360 = 120 degrees

• Find the difference between the two angles: 120 - 10 = 110 degrees
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Q2. Basic operating system questions
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Q1. Tell me about your self
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Q2. About technical questions
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Q3. About current project
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Reasoning, maths, Devops, AI, ML

Q1. What are semantic tags in HTML?

Ans. 

Semantic tags in HTML are specific tags that provide meaning to the content they enclose.

• Semantic tags help search engines and screen readers understand the structure of a webpage.

• Examples of semantic tags include

  ,

• Using semantic tags improves SEO and accessibility of a website.

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